User's Guide

LE910Cx HW User Guide
Doc#: 1VV0301298
Rev. 13.0 Page 26 of 124 2019-06-07
PAD Signal I/O Function Type Comment
A5 SIMIO1 I/O
External SIM 1 signal - Data
I/O
1.8/2.85V
Internally PU
10 kΩ to
SIMVCC1
A4 SIMIN1 I
External SIM 1 signal -
Presence
1.8V Active low
A3 SIMVCC1 -
External SIM 1 signal – Power
supply for SIM 1
1.8/2.85V
SIM Card Interface 2
C1 SIMCLK2 O External SIM 2 signal – Clock 1.8/2.85V
D1 SIMRST2 O External SIM 2 signal – Reset 1.8/2.85V
C2 SIMIO2 I/O
External SIM 2 signal – Data
I/O
1.8/2.85V
Internally PU
10kΩ to
SIMVCC2
G4 SIMIN2 I
External SIM 2 signal –
Presence
1.8V Active low
D2 SIMVCC2 -
External SIM 2 signal – Power
supply for SIM 2
1.8/2.85V
Digital Voice Interface (DVI)
B9 DVI_WAO O
Digital Voice interface (WAO
master output)
1.8V
B6 DVI_RX I Digital Voice interface (Rx) 1.8V
B7 DVI_TX O Digital Voice interface (Tx) 1.8V
B8 DVI_CLK O
Digital Voice interface (CLK
master output)
1.8V
B12 REF_CLK O
Reference clock for external
Codec
1.8V
See Note
below
General Purpose Digital I/O
C8 GPIO_01 I/O GPIO_01 / STAT_LED 1.8V
Alternate Fn
I2C
C9 GPIO_02 I/O GPIO_02 1.8V
Alternate Fn
I2C
C10 GPIO_03 I/O GPIO_03 1.8V
Alternate Fn
I2C
C11 GPIO_04 I/O GPIO_04 1.8V
Alternate Fn
I2C